From 678a17ba796aa757e542e6d633c15574ef6fb586 Mon Sep 17 00:00:00 2001
From: Benoit Steiner <benoit.steiner.goog@gmail.com>
Date: Thu, 5 May 2016 16:36:39 -0700
Subject: [PATCH] Made the testing of contractions on fp16 more robust

---
 unsupported/test/cxx11_tensor_of_float16_cuda.cu | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/unsupported/test/cxx11_tensor_of_float16_cuda.cu b/unsupported/test/cxx11_tensor_of_float16_cuda.cu
index 39a28501b..443373d4e 100644
--- a/unsupported/test/cxx11_tensor_of_float16_cuda.cu
+++ b/unsupported/test/cxx11_tensor_of_float16_cuda.cu
@@ -219,7 +219,7 @@ void test_cuda_contractions() {
       d_res_float, rows, cols);
 
   gpu_float1.device(gpu_device) = gpu_float1.random() - gpu_float1.constant(0.5f);
-  gpu_float2.device(gpu_device) = gpu_float2.random() - gpu_float1.constant(0.5f);
+  gpu_float2.device(gpu_device) = gpu_float2.random() - gpu_float2.constant(0.5f);
 
   typedef Tensor<float, 2>::DimensionPair DimPair;
   Eigen::array<DimPair, 1> dims(DimPair(1, 0));
@@ -234,8 +234,10 @@ void test_cuda_contractions() {
 
   for (int i = 0; i < rows; ++i) {
     for (int j = 0; j < cols; ++j) {
-      std::cout << "Checking contract " << i << " " << j << std::endl;
-      VERIFY_IS_APPROX(full_prec(i, j), half_prec(i, j));
+      std::cout << "Checking contract " << i << " " << j << full_prec(i, j) << " " << half_prec(i, j) << std::endl;
+      if (numext::abs(full_prec(i, j) - half_prec(i, j)) > Eigen::half(1e-2f)) {
+        VERIFY_IS_APPROX(full_prec(i, j), half_prec(i, j));
+      }
     }
   }